Ch 8-Cell Reproduction
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| show | Chromosome
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| A type of protein molecule found in the chromosomes of eukaryotic cells but not prokaryotic cells | show 🗑
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| One of the tw strands of a chromosome that become visible during meiosis of mitosis | show 🗑
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| The region of the chromosomes that holds the two sister chromatids together during mitosis | show 🗑
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| The material that makes up both mitotic and interphase chromsomes; a complex of proteins and DNA strands that are loosely coiled such that translation and transcription can occur | show 🗑
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| One of the pair of chromosomes that determine the sex of an individual | show 🗑
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| Any chromosomes that is not a sex chromosome | show 🗑
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| Chromsomes that have the same sequence of genes, that have the same structure and that pair d uring meiosis | show 🗑
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| A micrograph of the array of chromosomes visible in a cell during metaphase; a graphical display that shows an individual's chromosomes arranged in homologous pairs and in order of diminishing size | show 🗑
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| Cell that contains two haploid sets of chromosomes | show 🗑
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| show | Haploid
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| show | Binary Fission
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| show | Mitosis
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| show | Asexual Reproduction
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| show | Meiosis
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| show | Gamete
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| A period between two mitotic or meiotic divisions during which the cell grows, copies its DNA and synthesizes proteins | show 🗑
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| The division of the cytoplasma of a cell; cytokinesis follows the division of the cell's nucleus by mitosis or meiosis. | show 🗑
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| The first stage of mitosis and m eiosis in cell division;' characterized by the condenstaion of the chromosomes and the dissolution of the nuclear envelope | show 🗑
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| One of the microtubules that extend across a dividing eukaryotic cell; assists in the movement of chromosomes | show 🗑
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| One of the stages of mitosis and meiosis, during which all of the chromosomes move to the cell's equator | show 🗑
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| A phase of mitosis and meiosis in which the chromosomes sepearate | show 🗑
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| The final stage of mitosis or m eiosis, during which a nuclear m embrane forms around each set of new chromsomes | show 🗑
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| show | Cell Plate
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| The paring of homologous chromsomes during meiosis | show 🗑
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| The four chromatids in a pair of homologuous chromsomes that come together as a result of synapsis during meisoisis | show 🗑
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| The exchange of genetic material between homologous chromosomes during meiosis can result in genetic recombination | show 🗑
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| The regrouping of genes in an offspring that results in a genetic makeup that is different from that of parents | show 🗑
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| show | Independent Assortment
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| The process by which male gametes form | show 🗑
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| show | Oogenesis
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| A short lived product of the formation of gamets by meiosis | show 🗑
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| The reproduction in which gametes from two parent unite | show 🗑
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| Attach to a disk shaped protein called a kinatochore that is found in the centromere regions of each chromosome kinatochore fibers extend from the kinatochore of eachc hromatid to one of the centrsomes. | show 🗑
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| Extend across the dividing cell from centrosome but do not attach to the chromosomes | show 🗑
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| show | Centrioles
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| In eukaryotic cells, DNA is copied during a phase of the cell cycle called | show 🗑
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| show | c. exit from the cell cycle
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| List the five main phases of the cell cycle, and briefly explain what occurs during each phase | show 🗑
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| List four phases of mitosis | show 🗑
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| Describe cytokinesis in a plant cell | show 🗑
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| show | cell would not divide because there are checkpoints at the end of the g1 and g2 phases that make sure growth has occured efficiently. if not the cell will go into a quiesent phase known as g0 where the cell doesnt continue to divide.
Read more: http:
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| Is the production of mature egg cells or ova | show 🗑
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| show | chromosomes line up next to their homologues
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| During crossing over portions of the chromatids | show 🗑
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| show | Prophase I
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| show | one diplid gamete
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| show | Genetic recombination occurs with the pairing of homologues as well as in synapsis of prophase I.
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| show | Prophase 1 - Homologous chromosomes form tetrads and cross over. Mitotic spindle travels to opposite polls. Metaphase 1 - Tetrads line up at center, chromosomes attached to spindle fibers. Anaphase 1 - Homologous chromosomes separate. Telophase 1 - Cell f
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| show | Meiosis I is identical to mitotic division resulting in a copy of a diploid cell. Meiosis II is when the cells split up making 4 haploid daughter cells.
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| What are one advantage of asexual reproduction compared with sexual reproduction? | show 🗑
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| show | A chromosome is composed of two identical chromatids attached by a centromere. Each chromatid is made up of tightly wound DNA wrapped around histones. During cell division, spindle fibers attach to the kinetichore.
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| Identify the differences in structure between prokaryotic chromsomes and eukaryotic chromsomes.(Section One) | show 🗑
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| show | *Buffalo Bison bison 60
Cat Felis catus 38
60
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| Explain the differences between sex chromosomes and autosomes.(Section One) | show 🗑
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| Distinguish between diploid and haploid cells.(Section One) | show 🗑
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| show | histones
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| How do the structure and location of a prokaryotic crhomosome differ from that of a eukaryotic chromosome? (Section One) | show 🗑
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| show | No. Just number of chromosomes cannot indicate whether the organism is a plant or an animal.
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| Contrast sex chromosomes with automomes.(Section One) | show 🗑
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| show | *
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| Give support for your answer.(Section One) | show 🗑
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| show | If all else went normally, the sperm and egg would unite and form a new cell that had four of each chromosome set. That would not be a volatile embryo.
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| show | *
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| Describe the events of cell division in prokaryotes.(Section Two) | show 🗑
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| Name the two parts of the cell that are equally divided during cell division in eukaryotes.(Section Two) | show 🗑
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| show | The thee main phases of interphase are G1, S and G2.
During phase G1 the cell is undergoing rapid growth.
Organelle synthesis is happening.. which also leads to protein synthesis as the cell requires structural proteins and enzymes.
then in phase
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| Describe the stages of mitosis (Section Two) | show 🗑
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| Compare cytokeinesis in animal cells with cytokinesis in plant cells.(Section Two) | show 🗑
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| Explain how cell division is controlled. (Section Two) | show 🗑
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| show | Binary Fission is the process by which prokaryotic cells divide
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| show | Cytokinesis
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| During which of the phases of interphase does an offspring cell grow to mature size? (Section Two) | show 🗑
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| During which phase of mitosis do chromatids separate to become chromosomes? (Section Two) | show 🗑
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| Explain the main difference between cytokinesis in animal cells and cytokinesis in plant cells.(Section Two) | show 🗑
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| Which type of molecule controls the cell cycle?(Section Two) | show 🗑
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| show | The chromosomes would not have replicated, so the resulting daughter cells will not have the correct ploidy.
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| What would result if chromosomes did not replicate during interphase?(Section Two) | show 🗑
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| show | During mitosis, they condense (get thicker) from coiling and winding up around themselves.
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| show | Meiosis is the process where sex cells are formed. They are diploid in the beginning and end up being haploid. Once cell dividing in meiosis will form 4 daughter cells. Mitosis is the process by which normal body cells reproduce. The start out as diploid
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| show | MEIOSIS I
-Prophase I
--leptotene
--zygotene
--pachytene
--diplotene
--diakinesis
-Metaphase
-Anaphase I
-Telophase I
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| Explain crossing over and how it contributes to the production of unique individuals.(Section Three) | show 🗑
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| Summarize the events of meiosis II.(Section Three) | show 🗑
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| Compare spermatogenesis and oogensis.(Section Three) | show 🗑
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| Define sexual reproduction. (Section Three) | show 🗑
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| show | Meiosis is the process where sex cells are formed. They are diploid in the beginning and end up being haploid. Once cell dividing in meiosis will form 4 daughter cells.
Mitosis is the process by which normal body cells reproduce. The start out as diploi
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| How does the anaphase I in meiosis differ from anaphase in mitosis? (Section Three) | show 🗑
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| show | *That way the offspring has different genes from both of the parents. Weather being humans or cells in mieosis
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| show | Anaphase II
This is the stage at which point 2n sister chromatids are separated to n chromatids.
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| show | *
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| Why is meiosis essential to sexual reproduction? (Section Three) | show 🗑
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